MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Mirai


Vendor detections: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87
SHA3-384 hash: 80c024947278cb30d38d209e7a63ed2c037287cf1a2c5f08208f826eac8ac8943269a537a0cf935b677527685f0a6afa
SHA1 hash: b55bc4069f5161e9b3bd8d86992f47ef17f1cae0
MD5 hash: acfdce225f873e9e7124b24f1356c7d0
humanhash: nevada-edward-shade-river
File name:kvariant.arc
Download: download sample
Signature Mirai
Create hunting rule
File size:65'872 bytes
First seen:2025-10-07 05:26:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:1NejVOkmoasetAEjWJVELiiJXC4BmwOe2q9b4ZLxWQPC6u:1N7fGEyJVELiiJXCkQqdwoQPC6u
TLSH T1B6532AB82905F16CFAE460B8F00320E71D11571872AEF3D3A4D31072AA75A5D7E9EE1A
telfhash t197e05504ed788e2e9de369709c9c07a9e0028053a43293208f19ebd4883b6456209e2f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
149
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9770090-0
Create hunting rule

Unix.Exploit.Mirai-9795501-0
Create hunting rule

Unix.Exploit.Mirai-9798002-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade threat
Link:
https://www.filescan.io/uploads/68e4a48b7c75fa33a2781437/reports/81c28fa1-b3b4-4fd0-b0d4-45d962a17312/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-07T03:29:00Z UTC
Last seen:
2025-10-07T04:30:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9da9d311-58f6-4d04-82be-fbe5ec55753b
Behavior Graph:
Download SVG
%3 guuid=9388926e-1900-0000-bb70-15c580130000 pid=4992 /usr/bin/sudo guuid=cb19f670-1900-0000-bb70-15c589130000 pid=5001 /tmp/sample.bin guuid=9388926e-1900-0000-bb70-15c580130000 pid=4992->guuid=cb19f670-1900-0000-bb70-15c589130000 pid=5001 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4f5b7b0f-9f9b-463f-b824-4c539777e6b8
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1790331
Signature
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1790331 Sample: kvariant.arc.elf Startdate: 07/10/2025 Architecture: LINUX Score: 56 12 169.254.169.254, 80 USDOSUS Reserved 2->12 14 109.202.202.202, 80 INIT7CH Switzerland 2->14 16 3 other IPs or domains 2->16 18 Multi AV Scanner detection for submitted file 2->18 20 Yara detected Mirai 2->20 6 dash rm 2->6         started        8 dash rm 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-07 05:27:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r6wgz3at4i5pelainyauppjlubevqhmd3rlcnzydwprj4ao5f2dq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251007-f46hgaak4x/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/ce59ca79-f49f-4bbd-a177-93900732d26a
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 8fac6cec13e23af22c086e0147bd2ba049581d83dc5626e703b3e29e01dd2e87

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3620500/
  
Delivery method
Distributed via web download

Comments